<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
  <style>
    .container {
      width: 500px;
      margin: 100px auto;
    }
    .option {
      display: flex;
      align-items: center;
      justify-content: space-between;
    }
    .left .btn:last-of-type {
      margin-left: 10px;
    }
    .btn {
      cursor: pointer;
      color: #1890ff;
    }
    .del:hover {
      color: red;
      cursor: pointer;
    }
  </style>
</head>
<body>
  <div id="app"></div>
  <script src="./src/index.js"></script>
</body>
</html>